Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 7.92
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -10.31 -0.375 3.86
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 2.52
Calving Interval (days) -2.21 -1.459 3.22
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index -1.26
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index -0.34
Live WT (kg) 1.10 -0.307 -0.34
Total Carbon Sub Index 10.77

* Based on an €80/tonne carbon price